CN210275762U - Eat material antibacterial storage fresh-keeping device - Google Patents
Eat material antibacterial storage fresh-keeping device Download PDFInfo
- Publication number
- CN210275762U CN210275762U CN201921057504.1U CN201921057504U CN210275762U CN 210275762 U CN210275762 U CN 210275762U CN 201921057504 U CN201921057504 U CN 201921057504U CN 210275762 U CN210275762 U CN 210275762U
- Authority
- CN
- China
- Prior art keywords
- transformer
- switch
- power supply
- box body
- conical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 title claims abstract description 19
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 6
- 235000013305 food Nutrition 0.000 claims abstract description 26
- 230000005686 electrostatic field Effects 0.000 claims abstract description 18
- 230000003385 bacteriostatic effect Effects 0.000 claims abstract description 12
- 239000004020 conductor Substances 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 5
- 238000004321 preservation Methods 0.000 abstract description 12
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000005684 electric field Effects 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000009920 food preservation Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 244000005700 microbiome Species 0.000 abstract description 3
- 239000000126 substance Substances 0.000 description 6
- 238000004804 winding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 235000012055 fruits and vegetables Nutrition 0.000 description 2
- 210000000170 cell membrane Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000013324 preserved food Nutrition 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Abstract
The utility model relates to the technical field of food preservation, in particular to an antibacterial storage and preservation device for food materials, which comprises a box body and an electrostatic field generator; a box door for opening and closing the inner space of the box body is arranged on the side surface of the box body; the electrostatic field generator comprises a step-up transformer, a power supply control unit electrically connected with a primary coil of the step-up transformer, and a conical discharger electrically connected with a secondary coil of the step-up transformer; the power supply control unit is used for controlling an input power supply of a primary coil of the boosting transformer; the cone-shaped discharger is suspended at the top of the inner space of the box body. The food material bacteriostatic storage fresh-keeping device provided by the utility model can inhibit the chemical reaction inside the food in the electric field and inhibit the growth and reproduction of microorganisms by generating a high-voltage electrostatic field through the electrostatic field generator, thereby achieving the purpose of keeping the food fresh; and the structure is simple, the energy consumption is low, and the suspended conical discharger is adopted, so that the installation and the disassembly are convenient.
Description
Technical Field
The utility model relates to a food fresh-keeping technical field, in particular to eat material antibacterial storage fresh-keeping device.
Background
At present, the preservation technologies commonly used in food preservation mainly include low-temperature refrigeration, freezing preservation and chemical preservation. The low-temperature preservation and the freezing preservation need to adopt equipment such as a refrigerator, a freezer or a cold storage warehouse to manufacture a low-temperature environment, the food preservation equipment needs to consume higher electric energy to refrigerate, a large amount of electric energy needs to be consumed, and once the temperature is too low, cell membranes of the food can be damaged, so that the preservation of fruit and vegetable foods is not facilitated; chemical preservation is to utilize chemical drugs to keep food freshness, but long-term consumption of chemical preservation food is not good for health, and along with improvement of living standard and desire for high-quality living quality of people, chemical preservation is difficult to be recognized by people. There is a need in the market for a preservation apparatus that consumes less energy and does not leave harmful substances on the preserved food.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the prior art, the utility model provides an antibacterial storage and preservation device for food materials, which comprises a box body and an electrostatic field generator; a box door for opening and closing the inner space of the box body is arranged on the side surface of the box body; the electrostatic field generator comprises a step-up transformer, a power supply control unit electrically connected with a primary coil of the step-up transformer, and a conical discharger electrically connected with a secondary coil of the step-up transformer; the power supply control unit is used for controlling an input power supply of the primary coil of the boosting transformer; the cone-shaped discharger is suspended at the top of the inner space of the box body.
Further, the conical discharger is a conical conductor or a triangular conical conductor.
Further, the apex of the conical discharger faces downward.
Further, the conical discharger is provided in plurality in parallel.
Further, the power control unit comprises a power input terminal and a first switch; the power supply input end is used for connecting an external power supply; the first switch is connected between the power input end and the primary coil of the boosting transformer in series, and the first switch is used for manually cutting off or conducting the electric connection between the power input end and the boosting transformer.
Further, the power control unit further comprises a frequency converter; the frequency converter is arranged between the first switch and the power supply input end; and the frequency converter is used for changing the frequency of the power supply input by the power supply input end and outputting the power supply to the primary coil of the boosting transformer.
Further, the power supply control unit further comprises a second switch; the second switch is connected in series between the first switch and the primary coil of the boosting transformer; the second switch is controlled by a box door of the box body; when the box door is closed, the second switch is closed.
Further, the conical discharger is electrically connected with one end of the secondary coil of the step-up transformer through a plurality of capacitors connected in series; and the other end of the secondary coil of the boosting transformer is connected to the ground wire through a current-limiting resistor.
Compared with the prior art, the food material bacteriostatic storage fresh-keeping device provided by the utility model can inhibit the chemical reaction inside the food in the electric field and inhibit the growth and reproduction of microorganisms by generating the high-voltage electrostatic field through the electrostatic field generator, thereby achieving the purpose of keeping the food fresh; the structure is simple, and the energy consumption is low; and a suspensible conical discharger is adopted, so that the installation and the disassembly are convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of an electrostatic field generator provided by the present invention;
fig. 2 is a schematic structural diagram of the food material bacteriostatic storage and freshness-keeping device.
Reference numerals:
10 box 11 chamber door 20 step-up transformer
31 power input 32 first switch 33 frequency converter
34 second switch 40 cone discharger 50 capacitance
60 current limiting resistor
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
As shown in fig. 1-2, the utility model provides a food material bacteriostatic storage fresh-keeping device, which comprises a box body 10 and an electrostatic field generator; a box door 11 for opening and closing the inner space of the box body 10 is arranged on the side surface of the box body 10; the electrostatic field generator comprises a step-up transformer 20, a power supply control unit electrically connected with a primary coil of the step-up transformer 20, and a conical discharger 40 electrically connected with a secondary coil of the step-up transformer 20; the power supply control unit is used for controlling the input power supply of the primary coil of the boosting transformer 20; the cone discharger 40 is suspended from the top of the inner space of the case 10.
Specifically, as shown in fig. 2, an inner space for accommodating food to be preserved is provided inside the box body 10; the inner wall of the inner space of the box body 10 is made of a material with good insulating property; a box door 11 for opening and closing the inner space of the box body 10 is arranged on one side surface of the box body 10; preferably, the door 11 is a side hung door;
as shown in fig. 1, the electrostatic field generator includes a step-up transformer 20, a power supply control unit, and a cone discharger 40; wherein the power control unit comprises a power input terminal 31 and a first switch 32; the power input end 31 is used for connecting an external power supply, in the embodiment of the present invention, the external power supply is 220V ac mains; the first switch 32 is connected in series between the power input terminal 31 and the primary coil of the step-up transformer 20; the first switch 32 is a manually controlled switch device, which may be a button, a knife, a rotary switch, etc.; the first switch 32 is used to manually cut off or turn on the electrical connection of the power input terminal 31 and the step-up transformer 20. After the first switch 32 is closed, the external power input from the power input terminal 31 is boosted by the step-up transformer 20, and then the secondary winding of the step-up transformer 20 outputs a high voltage of 4500V-7500V.
As shown in fig. 2, the cone discharger 40 is electrically connected to the secondary coil of the step-up transformer 20, and the cone discharger 40 is suspended at the top of the inner space of the case 10; the conical discharger 40 is a conical conductor or a triangular conical conductor; the apex of the conical discharger 40 is directed downward; preferably, a plurality of conical arresters 40 are arranged in parallel and are uniformly distributed at the top of the inner space of the box body 10; preferably, the conical discharger 40 is electrically connected to one end of the secondary winding of the step-up transformer 20 through a plurality of capacitors 50 connected in series, and the other end of the secondary winding of the step-up transformer 20 is connected to the ground through a current limiting resistor 60; the output current of the secondary winding of the step-up transformer 20 can be limited by the capacitor 50 and the current limiting resistor 60 so that the output current is within a safe current range of 1 mA-3 mA.
In actual use, the primary coil of the step-up transformer 20 has power input by closing the first switch 32, after the step-up transformer 20 boosts the voltage, the secondary coil of the step-up transformer 20 has 3500V-7000V high voltage, the conical discharger 40 electrically connected with the secondary coil of the step-up transformer 20 can discharge to the inner space of the box 10, and a high voltage electrostatic field is formed around the conical discharger 40, so that the fruits and vegetables stored in the box 10 are preserved.
Preferably, the power supply control unit further comprises a frequency converter 33; the frequency converter 33 is arranged between the first switch 32 and the power input end 31; the frequency converter 33 is used for changing the frequency of the single-phase alternating-current power supply input by the power supply input terminal 31 and outputting the changed frequency to the primary coil of the step-up transformer 20, so as to adjust the frequency of the power supply output by the secondary coil of the step-up transformer 20; the embodiment of the utility model provides an in use the model for single-phase converter 33 of VFD-MS 300.
Preferably, the power supply control unit further comprises a second switch 34; the second switch 34 is connected in series between the first switch 32 and the primary coil of the step-up transformer 20; meanwhile, the second switch 34 is controlled by the door 11 of the box body 10; when the door 11 is closed, the second switch 34 is in a closed state, and when the door 11 is opened, the second switch 34 is in an open state; specifically, as shown in fig. 2, the second switch 34 is a self-resetting button switch, and the second switch 34 is disposed inside the box body 10 and behind the box door 11; when the box door 11 is closed, the box door 11 is in contact with the button of the second switch 34, and acting force is applied to the button of the second switch 34, so that the second switch 34 is in a closed state; when the door 11 is opened, the door 11 is separated from the button of the second switch 34, so that the force applied to the second switch 34 is removed, and the button of the second switch 34 is automatically reset, so that the second switch 34 is in a closed state. By providing the second switch 34, when the door 11 is opened, the power input of the step-up transformer 20 is automatically disconnected, so that the conical discharger 40 does not operate, thereby preventing people from being injured by a high-voltage electrostatic field when entering the cabinet 10.
Compared with the prior art, the food material bacteriostatic storage fresh-keeping device provided by the embodiment of the utility model generates a high-voltage electrostatic field through the electrostatic field generator, can inhibit chemical reactions in food in the electric field, and can inhibit growth and reproduction of microorganisms, thereby achieving the purpose of keeping food fresh; the structure is simple, and the energy consumption is low; and a suspensible conical discharger is adopted, so that the installation and the disassembly are convenient.
Although terms such as tank, tank door, step-up transformer, power input, switch, frequency converter, cone discharger, capacitor, current limiting resistor etc. are used more often in this document, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a eat material antibacterial storage fresh-keeping device which characterized in that: comprises a box body (10) and an electrostatic field generator; a box door (11) for opening and closing the inner space of the box body (10) is arranged on the side surface of the box body (10); the electrostatic field generator comprises a step-up transformer (20), a power supply control unit electrically connected with a primary coil of the step-up transformer (20), and a conical discharger (40) electrically connected with a secondary coil of the step-up transformer (20); the power supply control unit is used for controlling the input power supply of the primary coil of the boosting transformer (20); the conical discharger (40) is suspended from the top of the inner space of the box body (10).
2. The bacteriostatic storage and freshness-retaining device for food materials according to claim 1, characterized in that: the conical discharger (40) is a conical conductor or a triangular conical conductor.
3. The bacteriostatic storage and freshness-retaining device for food materials according to claim 2, characterized in that: the apex of the conical discharger (40) is directed downward.
4. The bacteriostatic storage and freshness-retaining device for food materials according to claim 2, characterized in that: the conical discharger (40) is provided in plurality in parallel.
5. The bacteriostatic storage and freshness-retaining device for food materials according to claim 1, characterized in that: the power supply control unit comprises a power supply input end (31) and a first switch (32); the power supply input end (31) is used for connecting an external power supply; the first switch (32) is connected in series between the power input end (31) and a primary coil of the step-up transformer (20), and the first switch (32) is used for manually cutting off or conducting the electrical connection between the power input end (31) and the step-up transformer (20).
6. The bacteriostatic storage and freshness-keeping device for food materials according to claim 5, characterized in that: the power supply control unit further comprises a frequency converter (33); the frequency converter (33) is arranged between the first switch (32) and the power input end (31); the frequency converter (33) is used for changing the frequency of the power input by the power input end (31) and outputting the power to the primary coil of the step-up transformer (20).
7. The bacteriostatic storage and freshness-keeping device for food materials according to claim 5, characterized in that: the power supply control unit further comprises a second switch (34); the second switch (34) is connected in series between the first switch (32) and the primary coil of the step-up transformer (20); the second switch (34) is controlled by a box door (11) of the box body (10); when the door (11) is closed, the second switch (34) is closed.
8. The bacteriostatic storage and freshness-retaining device for food materials according to claim 1, characterized in that: the conical discharger (40) is electrically connected with one end of the secondary coil of the step-up transformer (20) through a plurality of capacitors (50) connected in series; the other end of the secondary coil of the boosting transformer (20) is connected to the ground wire through a current limiting resistor (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057504.1U CN210275762U (en) | 2019-07-08 | 2019-07-08 | Eat material antibacterial storage fresh-keeping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057504.1U CN210275762U (en) | 2019-07-08 | 2019-07-08 | Eat material antibacterial storage fresh-keeping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210275762U true CN210275762U (en) | 2020-04-10 |
Family
ID=70101176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921057504.1U Expired - Fee Related CN210275762U (en) | 2019-07-08 | 2019-07-08 | Eat material antibacterial storage fresh-keeping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210275762U (en) |
-
2019
- 2019-07-08 CN CN201921057504.1U patent/CN210275762U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102069813B1 (en) | Spatial electric potential generator, Freshness keeping device using Spatial electric potential generator and Fryer with Spatial electric potential generator | |
| US6138555A (en) | Food processing device and electric system for the processing device, and high voltage-weak pulse electric current impresser for food | |
| US11963541B2 (en) | Device and system for generating low frequency alternating electric field, and signal conditioning method | |
| WO2018161745A1 (en) | Device and system for generating low frequency alternating electric field, and signal conditioning method | |
| CN110849067A (en) | Control method of refrigerator with ice temperature fresh-keeping function | |
| CN210275762U (en) | Eat material antibacterial storage fresh-keeping device | |
| JPWO2008096631A1 (en) | Processing equipment | |
| CN206593362U (en) | A kind of refrigerator with preservation device | |
| CN102225709A (en) | Solar fresh-preserving box | |
| JP2012241970A (en) | Refrigerator-freezer | |
| CN208609834U (en) | A kind of multifunctional high pressure electrostatic field food preservation unit | |
| JPH10276744A (en) | Device for applying high-voltage feeble current to food material | |
| CN212673623U (en) | Refrigerator treasure | |
| CN201690366U (en) | Alternating current high-potential electric field generating device for fresh-keeping, freezing and refrigeration | |
| CN210560345U (en) | Grape wine storage cabinet | |
| JP4183232B2 (en) | Power supply device and storage device / processing device using the same | |
| CN210018816U (en) | High-voltage space electric field fruit and vegetable container | |
| TW202106212A (en) | Electric field treatment device | |
| JP3113402U (en) | High voltage frequency conversion induction device by electronic modulation | |
| CN109770152A (en) | A kind of electrostatic field generating device for food fresh keeping | |
| CN204697791U (en) | A kind of wireless charging electric mosquito flap suit | |
| US20240032728A1 (en) | Food warming system | |
| CN211903430U (en) | Supercritical constant ice temperature fresh-keeping device | |
| CN219330627U (en) | Degerming fresh-keeping device | |
| CN216103362U (en) | Fresh-keeping box with antibacterial function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |